org.mybatis.dynamic.sql.select.join.JoinSpecification Maven / Gradle / Ivy
/**
* Copyright 2016-2019 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.mybatis.dynamic.sql.select.join;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.function.Function;
import java.util.stream.Stream;
import org.mybatis.dynamic.sql.SqlTable;
public class JoinSpecification {
private SqlTable table;
private List joinCriteria;
private JoinType joinType;
private JoinSpecification(Builder builder) {
table = Objects.requireNonNull(builder.table);
joinCriteria = Objects.requireNonNull(builder.joinCriteria);
joinType = Objects.requireNonNull(builder.joinType);
}
public SqlTable table() {
return table;
}
public Stream mapJoinCriteria(Function mapper) {
return joinCriteria.stream().map(mapper);
}
public JoinType joinType() {
return joinType;
}
public static Builder withJoinTable(SqlTable table) {
return new Builder().withJoinTable(table);
}
public static class Builder {
private SqlTable table;
private List joinCriteria = new ArrayList<>();
private JoinType joinType;
public Builder withJoinTable(SqlTable table) {
this.table = table;
return this;
}
public Builder withJoinCriterion(JoinCriterion joinCriterion) {
this.joinCriteria.add(joinCriterion);
return this;
}
public Builder withJoinCriteria(List joinCriteria) {
this.joinCriteria.addAll(joinCriteria);
return this;
}
public Builder withJoinType(JoinType joinType) {
this.joinType = joinType;
return this;
}
public JoinSpecification build() {
return new JoinSpecification(this);
}
}
}